Pain Research and Treatment / 2013 / Article / Tab 2

Clinical Study

Opioid Use in Fibromyalgia Is Associated with Negative Health Related Measures in a Prospective Cohort Study

Table 2

Disease related information at baseline and followup for 131 patients stratified according to opioid use at followup.

Group 1Group 1Group 2Group 2
Baseline
Followup
Baseline
Followup
mean ± SDmean ± SDmean ± SDmean ± SD

Pain
 Pain VAS 6.9 ± 2.26.5 ± 2.5*6.1 ± 2.45.4 ± 2.9
 MPQ 46 ± 1543 ± 17**40 ± 1532 ± 17
Function
 PGA 7.1 ± 2.36.7 ± 2.7*6.1 ± 2.45.5 ± 2.6
 FIQ 72 ± 1566 ± 20**63 ± 1854 ± 22
 HAQ 1.23 ± 0.67 1.27 ± 0.71**1.09 ± 0.65 0.87 ± 0.68
Mood
 AIMS anx 6.4 ± 1.75.6 ± 2.16.0 ± 2.05.4 ± 2.0
 AIMS dep 5.2 ± 1.43.9 ± 2.14.9 ± 1.73.3 ± 1.8
 PCS 30 ± 1325 ± 1428 ± 1222 ± 14

Group 1 FU versus Group 2 FU: * , ** .
SD: standard deviation, VAS: Visual Analog Scale, MPQ: McGill Pain Questionnaire, FIQ: Fibromyalgia Impact Questionnaire, HAQ: Health Assessment Questionnaire, AIMS: Arthritis Impact Measurement Scale, PCS: Pain Catastrophizing Scale.